👉 The term "subfalciform" refers to a type of muscle in the human body that is located at the base of the spine, just below the level where the lower back meets the chest. This region is known as the subfalciform region or the lumbar region. In terms of anatomy and physiology, this muscle plays an important role in maintaining posture and balance during activities such as walking, running, and sitting. It also helps to stabilize the spine by providing support for the vert